Ballauf and Schenk take over the investigation of a young man killed on the train tracks. [Köln]

Eisner and Fellner investigate when a body is found in a car at the bottom of a lake.

A man's murder gets wrapped up in a steel works conspiracy.

A 15-year-old girl and her newborn are missing, leaving behind only a trail of blood and unanswered questions.

Supermarket cashier Peggy Stresemann looks curiously into the window of the neighboring house –. The couple Victoria and Thomas Dell are currently performing a joyful dance. Apparently they have become lottery millionaires! A world breaks down for Peggy: Why are she and her husband Micha never so lucky?! When the neighbors obviously take their time to redeem their profits, Peggy secretly gains access to their house and searches for the lottery ticket. She is surprised by the homeowner. When Commissioner Borowski and his colleague Mila Sahin enter the crime scene a little later, they have a picture like in a gangster film: Thomas Dell is covered in blood on the double bed.

Ballauf and Schenk investigate the murder of a demolition expert. [Köln]

Crime Scene Hospital: Early in the morning the internist Dr. Gisela Mohnheim discovered lifeless in the rest room of the emergency room. The dead woman is not fully clothed; her head is in a plastic bag. Suicide? Unlikely, because the door was locked from the outside. But none of her colleagues on the station saw anything.

Nina's son Tolja joins the police as an intern and gets shot on a routine call.

Two old people die within a short time. Despite suspected killing, both cases are ultimately considered natural deaths. But on the second death, Bootz and Lannert continue to investigate. A carer gets into the center of the investigation.

Eisner and Fellner investigate when a politician's house becomes a brutal crime scene.

Lessing is accused of murder and it's up to Dorn to exonerate him. [Weimar]

Robert discovers he's been living next door to a decaying corpse.

Eisner and Fellner investigate the murder of a timber baron.

Falke and Grosz investigate after a sniper targets a truck driver.

In a coastal forest near Kiel, Commissioners Klaus Borowski and Mila Sahin run eight-year-old Simon out of nowhere. Confused, the boy reports that his grandfather was dead in the forest, that he had been attacked by a dog and protected by an Indian. Borowski hurriedly searches the forest, but finds nothing. Instead, he notices a sailing ship anchored in the bay. When Commissioners bring Simon back to his parents Johann and Nadja Flemming, it is confirmed that Grandfather Heinrich has disappeared. He suffered from Alzheimer's and often just started disoriented.